Provision for Rehabilitation Costs (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Provision for Rehabilitation Costs [Line Items] | ||
| Estimated average rate | 2.30% | 2.40% |
| Percentage of provision for rehabilitation costs | 4.17% | 4.60% |
| Gross rehabilitation costs | $ 8,100 | |
| Estimate contractor rates | 10 | |
| Redwing Mine [Member] | ||
| Provision for Rehabilitation Costs [Line Items] | ||
| Gross closure costs | 11,500 | |
| Estimate contractor rates | 310 | |
| Mazowe Mine [Member] | ||
| Provision for Rehabilitation Costs [Line Items] | ||
| Gross rehabilitation costs | 307 | |
| Gross closure costs | 8,300 | |
| Estimate contractor rates | 240 | |
| How Mine [Member] | ||
| Provision for Rehabilitation Costs [Line Items] | ||
| Estimate contractor rates | $ 80 | |